Lisa Marie Presley (born February 1, 1968) is an American singer and songwriter, and the only child of Elvis Presley and Priscilla Presley. As sole heir to Elvis's estate, she is the owner of Graceland, the Memphis mansion where he lived, now a major tourist attraction. Presley has conducted a long career in the music business and has issued many albums and videos. Her work as vocalist and lyricist has ranged across country, blues and folk. She is an activist for many charitable causes, and in 2005 joined Oprah Winfrey in her relief efforts after Hurricane Katrina devastated New Orleans. Presley has been four times married. In 1988 she married Danny Keough, with whom she had a son and a daughter. She was then married to Michael Jackson and briefly to Nicolas Cage, before marrying music producer Michael Lockwood, father of their twin girls. In 2010 they moved to Tunbridge Wells, England.